Dictionary-enhanced word family
Word Forms of “Certainly”
Definitely or for sure; used to show you are confident or to agree with someone.
Word Family of Certainly
How to Use Each Word Form in a Sentence
- You will certainly enjoy the movie if you like action films. A2
- The project is certainly going to take longer than we initially planned. B1
- A: Can you help me? B: Certainly, I'd be happy to assist you. A2
Origin and Word Formation of Certainly
Adverb form of 'certain', formed with the suffix -ly.
Common Word Form Mistakes with Certainly
Wrong: He will certainly to come to the party.
Correct: He will certainly come to the party.
After 'will certainly', use the base verb form, not 'to' infinitive.
Wrong: I certainly am thinking that you are wrong.
Correct: I certainly think that you are wrong.
Use 'certainly' before the main verb, not with continuous form when expressing opinion.
Frequently Asked Questions About Word Forms of Certainly
What are the word forms of “certainly”?
The confirmed forms are shown in the word family cards above. Missing parts of speech are hidden instead of filled with placeholder text.
What part of speech is “certainly”?
“certainly” is primarily a adv. Some forms above show how the same root works as other parts of speech.
Where does “certainly” come from?
Adverb form of 'certain', formed with the suffix -ly.